*{
	margin: 0px auto;
	padding: 0px;
}
body{
	width: 990px;
}
form{
	margin-left: 45px;
	line-height: 40px;
}
/*顶部登陆*/
.top{
	width: 100%;
	height: 130px;
}
.top span{
	font-size: 12px;
	font-weight: 100;
	color: blue;
}
.login{
	width:100%;
	height: 50px;
	line-height: 50px;
	font-size: 12px;
}
.login a{
	color: #000000;
	text-decoration: none;
	margin: 0 5px;
}
/*banner*/
.banner{
	width: 100%;
	height: 80px;
}
.banner_left{
	width: 410px;
	height: 80px;
	margin-left: 7px;
	background: url(../img/bg_banner_left1.jpg);
	float: left;
}
.banner_right{
	width: 569px;
	height: 73px;
	margin-left: 3px;
	margin-top: 5px;
	border-top: 1px solid gray;
	border-left: 1px solid gray;
	background: url(../img/bg_banner_right.jpg) no-repeat;
	float: left;
}
/*导航条制作*/
.na{
	width: 984px;
	height: 55px;
	margin:10px 6px;
	background: #f1f1f1;
}
.na ul{
	width: 984px;
}
.na li{
	width: 98px;
	height: 30px;
	line-height: 30px;
	text-align: center;
	font-size: 14px;
	list-style: none;
	float: left;
	background: url(../img/bg_nav.jpg);
}
.na a{
	display: block;
	width: 90px;
	text-decoration: none;
	text-align: center;
	margin-left: 5px;
	float: left;
	color: #FFFFFF;
}
.na a:hover{
	display: block;
	width: 90px;
	line-height: 25px;
	margin-left: 5px;
	float: left;
	text-align: center;
	position: relative;
	top: 5px;
	color: #015ec4;
	background: url(../img/bg_nav_hover.jpg) no-repeat;
}
.na img{
	float: left;
}
